I'm a long-ish distance runner, and these were certainly an interesting experience for my feet! You slide them on and, after a few minutes, feel a tingling, mildly burning (in a good way) sensation.

This advertisement has not loaded yet, but your article continues below. Images of the tests showed what appeared to be a BMW sedan being destroyed and old models of tanks being blown up More than ...

These biodegradable sheets work best with handwashing, which means you don't have to schlep it to a laundromat for clean clothes. Promising review: "This came SO in handy during my vacation to Europe!